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Chemical Reactions Lesson

Authored by Lisa Thompson

Science

8th Grade

NGSS covered

Used 1+ times

Chemical Reactions Lesson
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25 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The substances at the beginning of a chemical equation are called the ____

products

yield

chemical equation

reactants

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Tiahna mixed two solid substances together in a sealed container. After mixing, Tiana found two liquid substances in the sealed container. (Nothing had escaped.) Which of the repeating groups of atoms could make up the ending substances?

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Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Marisol mixed two samples together shown above and found two products, only one is shown above. Which of the following could be the two samples he mixed together?

Media Image
Media Image
Media Image
Media Image

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A chemist mixed two samples together with properties shown above. One of the ending substances was a pink liquid. This ending substance is made up of the repeating group of atoms shown. Which of the following could be the samples for the reactants?

Media Image
Media Image
Media Image
Media Image

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What type of reaction involves the breaking down of a substance into simpler substances?

Single Displacement Reaction

Double Displacement Reaction

Synthesis Reaction

Decomposition Reaction

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A copper penny turning greenish after a few years is an example of ...

Chemical Change

Physical Change

Tags

NGSS.MS-PS1-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are Chemical Reactions?

It's when you mix substances.

A process in which atoms rearrange to form new substances.

When something bubbles.

Letter and numbers showing the types and number of atoms.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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